Finding the Fourth Proportional to 93,273.19, 128,717.91 and 50,832.63
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Solution
The fourth proportional to 93,273.19, 128,717.91 and 50,832.63 is: 70,149.53
Step by Step Solution
- Step 1: Write the proportion equation
93,273.19 : 128,717.91 = 50,832.63 : x - Step 2: Convert to fraction form
93,273.19/128,717.91 = 50,832.63/x - Step 3: Cross multiply
93,273.19x = 128,717.91 × 50,832.63 - Step 4: Simplify right side
93,273.19x = 6,543,069,893.40 - Step 5: Solve for x
x = 6,543,069,893.40/93,273.19 - Step 6: Final answer
x = 70,149.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.